Agents built into your workflow: Get Security Copilot with Microsoft 365 E5

The cybersecurity landscape is at a historic inflection point. As cyberattackers wield AI to automate cyberattacks at extraordinary speed and scale, the challenge before us is not just to keep pace—but to leap ahead. There are over four million unfilled cybersecurity jobs, so depending solely on...

Agents built into your workflow: Get Security Copilot with Microsoft 365 E5

The cybersecurity landscape is at a historic inflection point. As cyberattackers wield AI to automate cyberattacks at extraordinary speed and scale, the challenge before us is not just to keep pace—but to leap ahead. There are over four million unfilled cybersecurity jobs, so depending solely on...

GO-2025-4129 Mattermost allows an attacker to edit arbitrary posts via a crafted MSTeams plugin OAuth redirect URL in github.com/mattermost/mattermost-server

Mattermost allows an attacker to edit arbitrary posts via a crafted MSTeams plugin OAuth redirect URL in github.com/mattermost/mattermost-server...

Researchers Detail Tuoni C2's Role in an Attempted 2025 Real-Estate Cyber Intrusion

Cybersecurity researchers have disclosed details of a cyber attack targeting a major U.S.-based real-estate company that involved the use of a nascent command-and-control C2 and red teaming framework known as Tuoni. "The campaign leveraged the emerging Tuoni C2 framework, a relatively new,...

KLA90331 DoS vulnerabilities in Microsoft Browser

DoS vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to cause denial of service. Original advisories CVE-2025-13224 CVE-2025-13223 Exploitation Public exploits exist for this vulnerability. Related products Microsoft-Edge CVE list CVE-2025-13223...

Collaborative research by Microsoft and NVIDIA on real-time immunity

AI-Powered Threats Demand AI-Powered Defense While AI supports growth and innovation, it is also reshaping how organizations address faster, more adaptive security risks. AI-driven security threats, including “vibe-hacking”, are evolving faster than traditional defenses can adapt. Attackers can n...

Collaborative research by Microsoft and NVIDIA on real-time immunity

AI-Powered Threats Demand AI-Powered Defense While AI supports growth and innovation, it is also reshaping how organizations address faster, more adaptive security risks. AI-driven security threats, including “vibe-hacking”, are evolving faster than traditional defenses can adapt. Attackers can n...

5 Reasons Why Attackers Are Phishing Over LinkedIn

Phishing attacks are no longer confined to the email inbox, with 1 in 3 phishing attacks now taking place over non-email channels like social media, search engines, and messaging apps. LinkedIn in particular has become a hotbed for phishing attacks, and for good reason. Attackers are running...

Potential denial of service in golang.org/x/crypto/ssh/agent

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Randomized Controlled Trials for Phishing Triage Agent

Security operations centers SOCs face a persistent challenge: efficiently triaging a high volume of user-reported phishing emails while maintaining robust protection against threats. This paper presents the first randomized controlled trial RCT evaluating the impact of a domain-specific AI agent ...

bpf: Fix a data-race around bpf_jit_limit.

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Libvirt: denial of service in xml parsing

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CVE-2025-55073

Mattermost versions 10.11.x = 10.11.3, 10.5.x = 10.5.11, 10.12.x = 10.12.0 fail to validate the relationship between the post being updated and the MSTeams plugin OAuth flow which allows an attacker to edit arbitrary posts via a crafted MSTeams plugin OAuth redirect URL...

PyTorch torch.nn.utils.rnn.pad_packed_sequence memory corruption

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CVE-2025-64754

Jitsi Meet is an open source video conferencing application. A vulnerability present in versions prior to 2.0.10532 allows attackers to hijack the OAuth authentication window for Microsoft accounts. This is fixed in version 2.0.10532. No known workarounds are available...

Researchers Find Serious AI Bugs Exposing Meta, Nvidia, and Microsoft Inference Frameworks

Cybersecurity researchers have uncovered critical remote code execution vulnerabilities impacting major artificial intelligence AI inference engines, including those from Meta, Nvidia, Microsoft, and open-source PyTorch projects such as vLLM and SGLang. "These vulnerabilities all traced back to t...

GHSA-FF85-QW3H-G9VP Mattermost allows an attacker to edit arbitrary posts via a crafted MSTeams plugin OAuth redirect URL

Mattermost versions 10.11.x = 10.11.3, 10.5.x = 10.5.11, 10.12.x = 10.12.0 fail to validate the relationship between the post being updated and the MSTeams plugin OAuth flow which allows an attacker to edit arbitrary posts via a crafted MSTeams plugin OAuth redirect URL...

Mattermost allows an attacker to edit arbitrary posts via a crafted MSTeams plugin OAuth redirect URL

Mattermost versions 10.11.x = 10.11.3, 10.5.x = 10.5.11, 10.12.x = 10.12.0 fail to validate the relationship between the post being updated and the MSTeams plugin OAuth flow which allows an attacker to edit arbitrary posts via a crafted MSTeams plugin OAuth redirect URL...

ext4: verify orphan file size is not too big

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Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the MSTeams plugin OAuth flow. An attacker can modify arbitrary posts by sending a crafted OAuth redirect URL. Remediation Upgrade...